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4 expert recommendations
On the north side of the South Platte across from Elitch Gardens, this is the only million-gallon aquarium between Chicago and the West Coast. Full review →
Residents include greenback cutthroat trout (the Colorado state fish), river otters, tigers, nurse sharks, sea turtles, and moray eels. Full review →
Denver’s old Ocean Journey Aquarium was sold in 2003 to a business that specializes in aquarium-themed restaurants. Full review →
This 1999 aquarium is distinguished by its focus on American river habitats. Full review →